Individual provider Active NPI

Joanna Renee Linsteadt, M.D.

  • Gastroenterology Physician
  • Corpus Christi, TX
National Provider Identifier
1396971040
Registry record updated Jan 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
P2893 Issued in TX
Practice address
6133 Parkway Dr
Corpus Christi, TX 78414-2459
Phone
(361) 881-8333
Fax
(361) 852-6265
NPI assigned
Jun 9, 2009
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 14, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X P2893 TX Primary
Internal Medicine Physician 207R00000X P2893 TX

Addresses

Primary practice location

6133 Parkway Dr
Corpus Christi, TX 78414-2459

Mailing address

PO Box 61160
Corpus Christi, TX 78466-1160
Phone (361) 881-8333

Other practice location 1

718 Elizabeth St Fl 3
Corpus Christi, TX 78404-2212
Phone (361) 884-2858

Other identifiers 1

IdentifierTypeStateIssuer
297106101MedicaidTX

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20120613000679 TX Practitioner - Internal MedicinePractitioner - Gastroenterology 0345404851 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Gastroenterology
Education
University of Texas Medical School at San Antonio, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Surgical Associates Corpus Christi, LLPGroup PAC ID 1052331584, 11 clinicians
Abdominal Specialists of South Texas LLPGroup PAC ID 4385684018, 8 clinicians

Practice addresses (Care Compare)

6133 Pkwy Dr
Corpus Christi, TX 78414-2459
Phone (361) 881-8333

718 Elizabeth St
FL 3
Corpus Christi, TX 78404-2212
Phone (361) 884-2858

Hospital & facility affiliations

  • Corpus Christi Medical Center,the Hospital, Corpus Christi, TX, CCN 450788
  • Christus Spohn Hospital Corpus Christi Hospital, Corpus Christi, TX, CCN 450046

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy71
Upper gastrointestinal (GI) endoscopy for acid reflux111

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
P2893TXMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Abdominal Specialists of South Texas CurrentSince Aug 1, 2016 Accepting new patients
Surgical Associates Corpus Christi, LLP CurrentSince Feb 1, 2026 Accepting new patients
Abdominal Specialists of South Texas, LLP Specialist CurrentSince Aug 1, 2016 Accepting new patients

Locations

7101 Spid Dr
Corpus Christi, TX 78412
Phone (361) 452-8360

6130 Parkway Dr
Corpus Christi, TX 78414
Phone (361) 826-5785

718 Elizabeth St
Fl 3
Corpus Christi, TX 78404
Phone (361) 884-2858

6133 Parkway Dr
Corpus Christi, TX 78414
Phone (361) 881-8333

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1244505600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768348800000",
    "number": "1396971040",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 61160",
            "city": "CORPUS CHRISTI",
            "state": "TX",
            "postal_code": "784661160",
            "telephone_number": "361-881-8333",
            "fax_number": "361-852-6265"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6133 PARKWAY DR",
            "city": "CORPUS CHRISTI",
            "state": "TX",
            "postal_code": "784142459",
            "telephone_number": "361-881-8333",
            "fax_number": "361-852-6265"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "718 Elizabeth St Fl 3",
            "address_purpose": "LOCATION",
            "city": "Corpus Christi",
            "state": "TX",
            "postal_code": "784042212",
            "country_code": "US",
            "telephone_number": "361-884-2858",
            "fax_number": "361-879-9015",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LINSTEADT",
        "first_name": "JOANNA",
        "middle_name": "RENEE",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-06-09",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "TX",
            "license": "P2893",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "P2893",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "297106101",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Corpus Christi, TX

Sources for this page

Verify at the official NPI Registry.